The Gamboa Dike Is Blown, Completing the Panama Canal
The Gamboa dike was blown on October 10, 1913, flooding the Culebra Cut and completing the Panama Canal after 33 years of work.
The Partial Test Ban Treaty Takes Effect
The Partial Test Ban Treaty took effect on October 10, 1963, ending nuclear tests in the atmosphere, in space and under water.
The Tokyo Olympics Open, the First Games Held in Asia
The Tokyo Olympics opened on October 10, 1964, the first Games held in Asia and the first broadcast live by satellite.
The Outer Space Treaty Enters Into Force
The Outer Space Treaty entered into force on October 10, 1967, banning national claims on the Moon and weapons of mass destruction in orbit.
Fiji Becomes Independent After 96 Years as a British Colony
Fiji became independent on October 10, 1970, after 96 years as a British colony, with Ratu Kamisese Mara as its first prime minister.